222221000211 has 8 divisors (see below), whose sum is σ = 338622476544. Its totient is φ = 126983428680.

The previous prime is 222221000207. The next prime is 222221000303. The reversal of 222221000211 is 112000122222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222221000211 - 2² = 222221000207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222225000211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5290976175 + ... + 5290976216.

It is an arithmetic number, because the mean of its divisors is an integer number (42327809568).

Almost surely, 2^222221000211 is an apocalyptic number.

222221000211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

222221000211 is a deficient number, since it is larger than the sum of its proper divisors (116401476333).

222221000211 is a wasteful number, since it uses less digits than its factorization.

222221000211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10581952401.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222221000211 its reverse (112000122222), we get a palindrome (334221122433).

The spelling of 222221000211 in words is "two hundred twenty-two billion, two hundred twenty-one million, two hundred eleven", and thus it is an aban number.